Table 2. Estimated stock numbers. | |||||||||
Year\Age | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8+ |
1972 | 19736889 | 6337532 | 1414095 | 78905 | 30730 | 205664 | 7697 | 493 | 1216 |
1973 | 18643349 | 3355126 | 1716847 | 365127 | 15687 | 8296 | 96858 | 2393 | 700 |
1974 | 55339639 | 7131271 | 468832 | 534988 | 90672 | 4138 | 3088 | 34787 | 897 |
1975 | 6082948 | 13190402 | 1377802 | 93807 | 153891 | 27146 | 1542 | 1087 | 11097 |
1976 | 11455723 | 1266794 | 2303638 | 356112 | 25185 | 48874 | 9641 | 429 | 3676 |
1977 | 11663793 | 1988716 | 232350 | 602595 | 75282 | 7130 | 13051 | 3134 | 1329 |
1978 | 20936404 | 2684486 | 336045 | 59516 | 202602 | 22404 | 2385 | 4033 | 1782 |
1979 | 42883599 | 4252425 | 555709 | 91583 | 16201 | 61451 | 5751 | 706 | 1774 |
1980 | 17313550 | 7904952 | 999490 | 160011 | 23695 | 4945 | 20351 | 1606 | 813 |
1981 | 28204723 | 2460807 | 1708284 | 348015 | 44046 | 6779 | 1629 | 6818 | 701 |
1982 | 17072849 | 4470452 | 454521 | 780742 | 113210 | 13955 | 2089 | 878 | 2621 |
1983 | 38919268 | 2708756 | 850858 | 170758 | 286359 | 38793 | 5270 | 773 | 1446 |
1984 | 11745726 | 7920778 | 515040 | 282660 | 50716 | 92134 | 12791 | 2056 | 872 |
1985 | 16667979 | 2202272 | 1669442 | 178975 | 78120 | 13377 | 33057 | 4388 | 1144 |
1986 | 13497297 | 3069423 | 445967 | 607435 | 49613 | 20969 | 4377 | 11430 | 2111 |
1987 | 2856192 | 4303762 | 680784 | 116076 | 165215 | 12855 | 6850 | 2044 | 6171 |
1988 | 4201701 | 598391 | 1223223 | 185535 | 30730 | 47146 | 4129 | 2094 | 3216 |
1989 | 4985279 | 938464 | 141492 | 428480 | 40296 | 7917 | 14535 | 1490 | 1983 |
1990 | 7181365 | 1129177 | 203008 | 40782 | 109316 | 9528 | 2692 | 4828 | 1147 |
1991 | 17141277 | 2488026 | 221018 | 42362 | 8584 | 26213 | 3068 | 1258 | 2673 |
1992 | 33565187 | 3972873 | 724328 | 65382 | 11386 | 2839 | 10305 | 1227 | 1725 |
1993 | 11273890 | 5944637 | 798109 | 245242 | 19883 | 3372 | 1249 | 3824 | 1202 |
1994 | 20358315 | 1841332 | 1184700 | 219916 | 67104 | 5369 | 1076 | 554 | 1713 |
1995 | 11296460 | 6934365 | 428480 | 425066 | 66039 | 20175 | 2180 | 348 | 692 |
1996 | 13908351 | 1857979 | 1778001 | 156373 | 135537 | 21250 | 7033 | 1224 | 359 |
1997 | 5460222 | 3495545 | 495836 | 731608 | 51072 | 40579 | 6344 | 2239 | 439 |
1998 | 5531668 | 1790490 | 757668 | 203414 | 280408 | 19608 | 12192 | 2310 | 972 |
1999 | 55008595 | 1391649 | 395142 | 249696 | 81716 | 89411 | 6953 | 4853 | 1433 |
2000 | 10907923 | 15902709 | 284361 | 120813 | 71396 | 26556 | 26582 | 2861 | 2196 |
2001 | 1369560 | 3197884 | 3968902 | 113891 | 37722 | 20421 | 8671 | 9031 | 2298 |
2002 | 2260282 | 472125 | 793334 | 2071948 | 36644 | 13604 | 7006 | 3967 | 5274 |
2003 | 2999631 | 539825 | 105979 | 456343 | 1157763 | 14007 | 4863 | 2926 | 3319 |
2004 | 2733245 | 655399 | 142201 | 63007 | 304370 | 676035 | 6245 | 2444 | 2482 |
2005 | 13429979 | 589482 | 141492 | 66503 | 36498 | 166209 | 348015 | 3448 | 2425 |
2006 | 3166065 | 4935675 | 128927 | 63450 | 29912 | 20556 | 91400 | 194658 | 3064 |
2007 | 1865426 | 967045 | 1330413 | 58689 | 30001 | 13044 | 11443 | 53370 | 79539 |
2008 | 2231088 | 634759 | 275130 | 584785 | 26635 | 10795 | 8502 | 6392 | 46074 |
2009 | 9360413 | 608651 | 215346 | 154662 | 391993 | 11045 | 6461 | 5767 | 17989 |
2010 | 986580 | 4114385 | 188339 | 122394 | 101417 | 255761 | 7616 | 4656 | 9633 |
2011 | 728687 | 371387 | 1161241 | 106724 | 71539 | 64344 | 163407 | 6558 | 7679 |
2012 | 1031990 | 189283 | 110857 | 596002 | 42617 | 31761 | 27092 | 98027 | 8818 |
2013 | 1060234 | 471182 | 58983 | 60355 | 401515 | 19082 | 18115 | 15222 | 59456 |
2014 | 5352102 | 319656 | 177194 | 25926 | 50362 | 298045 | 13161 | 13366 | 39301 |
2015 | 2189098 | 2213311 | 91675 | 73939 | 11052 | 23885 | 195438 | 11972 | 32112 |
2016 | 2189098 | 759944 | 635394 | 37384 | 34892 | 6168 | 13446 | 134726 | 33157 |